ATI Outdoors Advanced Technology LOP Quick Stop – AR-15/M4 Buttstock Adjustment Lock

The ATI Outdoors Advanced Technology LOP (Length of Pull) Quick Stop locks your collapsible AR-15 buttstock at your preferred position, eliminating unintended movement during transport or use.

• Part Type: Buttstock Position Lock
• Compatible Firearms: AR-15, M4, and other rifles with mil-spec carbine buffer tubes
• Material: High-impact polymer
• Finish: Black
• Installation: Drop-in, no tools required
• Includes: (1) LOP Quick Stop